/*********************************************************************
 * Copyright (C) 2003 Andrew Khan
 * <p>
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * <p>
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * <p>
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 ***************************************************************************/

package jxl.biff.drawing;

import jxl.common.Logger;

/**
 * A BStoreContainer escher record
 */
class BStoreContainer extends EscherContainer {
    /**
     * The logger
     */
    private static Logger logger = Logger.getLogger(BStoreContainer.class);

    /**
     * The number of blips inside this container
     */
    private int numBlips;

    /**
     * Constructor used to instantiate this object when reading from an
     * escher stream
     *
     * @param erd the escher data
     */
    public BStoreContainer(EscherRecordData erd) {
        super(erd);
        numBlips = getInstance();
    }

    /**
     * Constructor used when writing out an escher record
     */
    public BStoreContainer() {
        super(EscherRecordType.BSTORE_CONTAINER);
    }

    /**
     * Sets the number of drawings in this container
     *
     * @param count the number of blips
     */
    void setNumBlips(int count) {
        numBlips = count;
        setInstance(numBlips);
    }

    /**
     * Accessor for the number of blips
     *
     * @return the number of blips
     */
    public int getNumBlips() {
        return numBlips;
    }

    /**
     * Accessor for the drawing
     *
     * @param i the index number of the drawing to return
     * @return the drawing
     */
    public BlipStoreEntry getDrawing(int i) {
        EscherRecord[] children = getChildren();
        BlipStoreEntry bse = (BlipStoreEntry) children[i];
        return bse;
    }
}
